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(a) List three types of Multiplexing techniques.
(b) Give two advantages of "Multiplexing".
(c) Given the total duration for the signal is 8 ns. What is the bit rate for the signal depicted in the diagram below?
(d) Assume a 4 KHz bandwidth telephone line. When the signal is 10 V, the noise is 15 mV. What is the maximum data rate supported by this telephone line? Show your workings clearly.
(e) Describe how the "Differential Manchester Encoding" technique works and draw the encoding signal of the following
bits: 0 1 0 0 1 1 0 1 0 0.
(f) What is the difference between a unicast, multicast, and broadcast address?
(g) List and briefly describe any five benefits of using optical fibre.
Q. Illustrate Breakpoint Analysis? When a circuit consists of two or more ideal diodes, it will have several distinct operating conditions resulting from the off and on states
Q. Give a brief description of differentiating circuits ? Differentiation is a measure of the rate of change. A differentiating circuit produces an output voltag
what is
Describe in brief how email system works Following is a simple description of how email system works: - Sender composes a message (and attaches a file if required) and send
Q. Show Benefits of digital systems? Ever since most digital systems have only two possible states, there is high degree of accuracy in the transmission of data. With an analog
Measurements made on the self-biased n-channel JFET shown in Figure are V GS =-1 V, I D = 4 mA; V GS =-0.5V, I D = 6.25 mA; and V DD = 15 V. (a) Determine V P and I DSS .
what is the difference between latch and flipflop
1. Calculate the combined resistance of three resistors connected in series with resistance of 20 ohm, 30 ohm and 40 ohm? (to achieve a pass grade, solve problems with resisto
A three-phase, 50-hp, 440-V, 60-Hz, four-pole, wound-rotor inductionmotor operates at a slip of 0.03 at full load,with its slip rings short-circuited. The motor is capable of devel
You have been given a DC motor to characterize. What three measurements are required in order to develop the torque-speed curve and the acceleration curve for the unloaded motor?
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